"Passenger footwell" refers to the area on the floor of a vehicle where a passenger can place their feet while sitting in the front passenger seat. Full definition
These vehicles have longitudinal mounted engines; transverse engined vehicles are possible in theory if the issue of passenger footwell location is addressed. (en.wikipedia.org)
Boxster Spyder White Seat heating Fire Extinguisher Supplemental Safety Bars in Exterior Color Wind deflector 2 - zone Automatic Climate Control Storage net in passenger footwell Smoking package... (dupontregistry.com)
The Focus employs a boron steel front beam to channel energy absorbed in a crash through the roof rails and around the passenger compartment, and the subframe is designed to detach for better passenger footwell protection. (automobilemag.com)